Weakness (CWE)
CWE-346: Origin Validation Error
The product does not properly verify that the source of data or communication is valid.
Source: MITRE CWE-346
359 results · Clear filters · Feed
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Medium 5.9
NSEC3 insecure-referral proof can use unrelated cached NSEC3 RRsets
A validly signed NSEC3 from an unrelated sibling zone may be accepted as an insecurity proof, downgrading a secure delegation and letting a forged unsigned answer through. This issue affects BIND 9 versions 9.11.0 through 9.18.50, 9.20.0 through 9.20.27, 9.21…
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Medium 6.3
ag-ui-protocol ag-ui Event Application Layer agent.ts prepareRunAgentInput origin validation
A weakness has been identified in ag-ui-protocol ag-ui 1.0. The impacted element is the function prepareRunAgentInput of the file agent/agent.ts of the component Event Application Layer. This manipulation of the argument TEXT_MESSAGE_START causes origin valid…
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Medium 5.4
Site isolation issue in the Reader Mode component
Site isolation issue in the Reader Mode component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.
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Medium 5.4
DocsGPT through 0.20.0 OAuth Token Disclosure via Wildcard postMessage
DocsGPT through 0.20.0 posts OAuth connector session tokens to a wildcard target origin in the callback-status endpoint without validating sender origin. Attackers can obtain session tokens and provider account emails by acting as window.opener during OAuth a…
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Medium 6.8
dbt-mcp: Unauthenticated OAuth Context Endpoint Leaks dbt Platform Tokens
dbt-mcp is a Model Context Protocol server for interacting with dbt. Prior to 1.20.0, the local OAuth helper in src/dbt_mcp/oauth/fastapi_app.py exposes GET /dbt_platform_context without authentication or Host validation after a user completes the dbt Platfor…
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Medium 4.0
An issue was discovered in NR RRC in Samsung Mobile Processor and Modem Exynos 1080, 2100, 1280, 2200, 1330, 1380, 1480…
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Medium 6.9
Mousehole: Unauthenticated HTTP/WebSocket boundary exposes and mutates MAM cookie state
Mousehole is a background service to update a seedbox IP for MAM and web app to manage it. Prior to version 0.4.05, Mousehole's HTTP/WebSocket management boundary is reachable without application-layer authentication or browser/LAN provenance checks. The serv…
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Medium 4.3
Origin validation error in Paint in Google Chrome prior to 153.0.8010.36 allowed a remote attacker to obtain cross-orig…
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Medium 6.5
.NET Information Disclosure Vulnerability
Origin validation error in .NET allows an unauthorized attacker to disclose information over a network.
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Medium 5.8
Microsoft Teams for Android Information Disclosure Vulnerability
Origin validation error in Microsoft Teams for Android allows an authorized attacker to disclose information over a network.
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Medium 5.4
Toggl OÜ Toggl Track Extension postMessage origin validation
A security vulnerability has been detected in Toggl OÜ Toggl Track Extension up to 4.11.21. This affects an unknown function of the component postMessage Handler. The manipulation leads to origin validation error. It is possible to initiate the attack remotel…
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Medium 5.4
Microsoft Edge (Chromium-based) Security Feature Bypass Vulnerability
Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to bypass a security feature over a network.
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Medium 6.8
Timescale tiger-gh-mcp-server DNS Rebinding via Disabled Host Header Allow-List
tiger-gh-mcp-server started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a re…
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Medium 6.8
Timescale tiger-slack DNS Rebinding via Disabled Host Header Allow-List
tiger-slack started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. mcp/src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a reques…
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Medium 6.8
Timescale pg-aiguide through 0.5.0 DNS Rebinding via Disabled Host Header Allow-List
pg-aiguide started its MCP HTTP transport without enabling the host allow-list the underlying SDK provides. src/httpServer.ts called the shared httpServerFactory helper and never set the DNS-rebinding-protection option, so the transport accepted a request wha…
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Medium 6.8
mcp-go before 0.56.0 Missing Host Header Validation Enables DNS Rebinding
mcp-go accepted requests on its HTTP transports without checking the Host header. StreamableHTTPServer.ServeHTTP in server/streamable_http.go and SSEServer.ServeHTTP in server/sse.go served any request arriving over a loopback connection regardless of the hos…
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Medium 6.9
PraisonAI: Origin validation bypass in MCP HTTP Stream transport allows browser-mediated unauthenticated tool execution on local MCP server
PraisonAI is a multi-agent teams system. Prior to praisonai 4.6.58, the MCP HTTP Stream _validate_origin method accepts request_origin.startswith(allowed), so the attacker-controlled localhost.evil.example HTTP origin matches the localhost allowlist. Without …
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Medium 5.4
Grav CMS before 2.0.16 Origin Validation Bypass via Referer
Grav CMS before 2.0.16 contains an origin validation bypass in the Uri::referrer() and Pages::referrerRoute() methods, which validate the Referer header using an unanchored string prefix match (str_starts_with($referrer, $base)) with no trailing delimiter. An…
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Medium 6.3
FiftyOne App server uses wildcard CORS (Access-Control-Allow-Origin: *), enabling cross-origin reads of local server data
FiftyOne is an open-source platform for refining high-quality datasets and visual AI models. Prior to 1.17.0, the FiftyOne App/API server in fiftyone/server/app.py and the /media route in fiftyone/server/routes/media.py unconditionally return Access-Control-A…
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Medium 6.5
Mailpit: WebSocket origin check bypass via percent-encoded path (regression of CVE-2026-22689)
Mailpit is an email testing tool and API for developers. From 1.29.0 until 1.30.6, Mailpit's server/server.go origin middleware checks the raw RequestURI for the /api/ prefix while Go's ServeMux routes using the percent-decoded URL path, and server/websockets…
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Medium 5.4
Site isolation issue in the Graphics: WebRender component
Site isolation issue in the Graphics: WebRender component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.
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Medium 5.4CVE-2026-74970 Public exploit
Site isolation issue in the Graphics component
Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.
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Medium 5.4
Same-origin policy bypass in the Graphics: ImageLib component
Same-origin policy bypass in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 154, Firefox ESR 115.39, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.
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Medium 5.4
Same-origin policy bypass in the Networking: Cookies component
Same-origin policy bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.
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Medium 5.4
Same-origin policy bypass in the Audio/Video: Playback component
Same-origin policy bypass in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.
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Medium 6.5
go-chi chi 0.9.0 before 5.3.0 IP Spoofing via X-Forwarded-For
go-chi/chi versions 0.9.0 before 5.3.0 contains an IP spoofing vulnerability in the RealIP middleware, which resolves the request source IP (Request.RemoteAddr) using the first IP in the X-Forwarded-For header without validating trusted proxies. A malicious c…
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Medium 5.3
Referer Validation Bypass in TL-WR820N Web Management Interface
The web interface of the affected device relies on the HTTP referrer header as part of request validation. Requests containing empty Referer value, or omitting the Referer header entirely, may be accepted and processed due to insufficient validation logic. S…
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Medium 6.8
NextAuth.js: OAuth state, nonce, and PKCE check cookies are not bound to the provider that created them
NextAuth.js provides authentication for Next.js. Prior to@auth/core 0.41.3 and next-auth 4.24.15 and 5.0.0-beta.32, Auth.js stores the OAuth/OIDC anti-CSRF checks state, nonce, and the PKCE verifier in global cookies that are not bound to the provider that cr…
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Medium 5.1
Kong Mesh: default control plane config leaks the admin token cross-origin via a CORS wildcard and localhost admin
The default kuma-cp configuration in Kong Mesh reveals the admin bootstrap token and signing keys to any webpage the operator visits while the control plane is reachable from their browser. Due to a CORS misconfiguration a cross-origin fetch() from a maliciou…
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Medium 5.9
Sonic 3 A.I.R. Missing Source Address Validation in ConnectionManager
Sonic 3 A.I.R. before commit 2492d18 contains a missing source address validation vulnerability in ConnectionManager where established connections are resolved by a two-byte local connection handle alone without verifying that the datagram source address matc…
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Medium 5.9
Electron: Permission Check Handler Receives Main Frame Origin Instead of Requesting Iframe Origin
Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, serial-port and media permission checks made from an iframe passed the top-level frame origin to sessio…
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Medium 5.4
Microsoft Edge (Chromium-based) Tampering Vulnerability
Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform tampering over a network.
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Medium 5.4
Microsoft Edge (Chromium-based) Spoofing Vulnerability
Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
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Medium 6.8
Microsoft Edge (Chromium-based) Tampering Vulnerability
Origin validation error in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform tampering locally.
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Medium 6.5
Guzzle: Noncanonical cookie domain keeps subdomain scope
Guzzle is an extensible PHP HTTP client. Prior to 7.15.2 and 8.0.1, SetCookie::matchesDomain() gives every subdomain of a cookie Domain that cookie unless SetCookie::matchesDomain() recognizes the Domain as an IP literal or a numeric host, and the decision co…
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Medium 4.3
Insufficient policy enforcement in Chrome for iOS in Google Chrome on iOS prior to 151.0.7922.72 allowed a remote attac…
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Medium 4.3
Inappropriate implementation in Blink in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-o…
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Medium 4.3
Policy bypass in CSS in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-origin data via a …
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Medium 4.3
Inappropriate implementation in SVG in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross-ori…
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Medium 4.3
Inappropriate implementation in Network in Google Chrome prior to 151.0.7922.72 allowed a remote attacker to leak cross…